From c3532718a79f102f4e19c11868a2c618b482eb6a Mon Sep 17 00:00:00 2001
From: slene <vslene@gmail.com>
Date: Thu, 20 Mar 2014 17:25:48 +0800
Subject: add anchor

---
 public/js/app.js | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'public/js')

diff --git a/public/js/app.js b/public/js/app.js
index 30296bc3..f3e8d6d1 100644
--- a/public/js/app.js
+++ b/public/js/app.js
@@ -66,9 +66,28 @@ var Gogits = {
 
     // render markdown
     Gogits.renderMarkdown = function () {
-        var $pre = $('.markdown').find('pre > code').parent();
+        var $md = $('.markdown');
+        var $pre = $md.find('pre > code').parent();
         $pre.addClass("prettyprint");
         prettyPrint();
+
+        // Set anchor.
+        var headers = {};
+        $md.find('h1, h2, h3, h4, h5, h6').each(function () {
+            var node = $(this);
+            var val = encodeURIComponent(node.text().toLowerCase().replace(/[^\w\- ]/g, '').replace(/[ ]/g, '-'));
+            var name = val;
+            if(headers[val] > 0){
+                name = val + '-' + headers[val];
+            }
+            if(headers[val] == undefined){
+                headers[val] = 1;
+            }else{
+                headers[val] += 1;
+            }
+            node = node.wrap('<div id="' + name + '" class="anchor-wrap" ></div>');
+            node.append('<a class="anchor" href="#' + name + '"><span class="octicon octicon-link"></span></a>');
+        });
     }
 
 })(jQuery);
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